Unit 7 science vocab

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Across
  1. 2. - an electron that is in the highest occupied energy level of an atom
  2. 3. - a column of elements in a periodic table
  3. 4. - metals that form a bridge between elements on the left and right sides of the periodic table
  4. 7. - the elements in group 7A of the periodic table
  5. 11. metals - the elements in group 2A of the periodic table
  6. 12. (amu) - one twelfth the mass of a carbon-12 atom
  7. 14. - the elements in group 1A of the periodic table, not including hydrogen
Down
  1. 1. - an arrangement of elements in columns, based on a set of properties that repeat from row to row
  2. 5. - elements that are poor conductors of heat and electric current
  3. 6. - the pattern of repeating properties displayed by elements in the periodic table
  4. 8. - a row in a periodic table of elements
  5. 9. - the elements in group 8A of the periodic table
  6. 10. - elements with properties that fall between those of metals and nonmetals
  7. 13. - elements that are good conductors of heat and electric current